Caspian Sea Legal Regime and National Security of the Islamic Republic of Iran

According to the 1921 and 1940 treaty between Iran and Russia, the use of the Caspian Sea and the exploitation of its resources was common. Kazakhstan, Turkmenistan and Azerbaijan, each adopted positions that would not make it possible to agree on a common procedure for the fair use of the resources of the world's largest lake. The purpose of this study is considering the relationship between the legal regime of the Caspian Sea and the national security of Iran. The bilateral agreements of some coastal countries with each other, exploitation of subterranean and subordinate resources, and consequently contracts, the presence of foreigners, have pushed the situation to the detriment of the national interests and national security of Iran. The Aktau Kazakhstan summit, and the signing of the convention, and consensus on the source line, seems to be a new solution to determined in the near future of the countries, The convention contains the “prohibition of the presence of alien armed forces”, “the monopoly of any maritime traffic exclusively with the flag of the five countries”, “the prohibition of the assignment of coastal states to foreigners for acts of aggression against other coastal states”. This research is applied by content analysis method. The national security of the Islamic Republic of Iran based on the political, economic, social, environmental and cultural components has been studied and proposed to continue the expert and above  talks. And the consequence is that the continuation of the talks should be urged